Alright, let's work through 2551427 times 99000375 step by step
2551427 × 99000375 = 99000375 × (2551427)
+ 99000375 × 7 resulting in 693002625
+ 99000375 × 20 that is equal 1980007500
+ 99000375 × 400 that equals 39600150000
+ 99000375 × 1000 producing 99000375000
+ 99000375 × 50000 which equals 4950018750000
+ 99000375 × 500000 that results in 49500187500000
+ 99000375 × 2000000 giving us 198000750000000

= 252592229785125
